<template>
	<view class="">
		<view class="search-box">
			<my-search @click="gotoSearch"></my-search>
		</view>
		
		<!-- 轮播图区域 -->
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" circular>
			<swiper-item v-for="(item , index) in swiperList" :key="index">
				<navigator open-type="navigate"  class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
					<image :src="item.image_src" mode=""></image>
				</navigator>
			</swiper-item>
		</swiper>
		
		<!--分类导航区域  -->
		<view class="nav-list">
			<view class="nav-item" 
			v-for="(item,index) in navList" 
			:key="index"
			@click="navClickHandler(item)"
			>
				<image :src="item.image_src" mode="" class="nav-img"></image>
			</view>
		</view>
		
		<!-- 楼层区域 -->
		<view class="floor-list">
			<view class="floor-item" v-for="(item,i) in floorList" :key="i">
				<!-- 楼层标题 -->
				<image :src="item.floor_title.image_src" mode="" class="floor-title"></image>
				<!-- 楼层图片区域 -->
				<view class="floor-img-box">
					<navigator class="left-img-box" :url="item.product_list[0].url">
						<image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width+'rpx'}" mode="widthFix"></image>
					</navigator>
					<view class="right-img-box">
						<navigator 
						class="right-img-item" 
						v-for="(item2,i2) in item.product_list" 
						:key="i2" 
						v-if="i2 !== 0"
						:url="item2.url">
							<image :src="item2.image_src" mode="widthFix" :style="{width:item2.image_width+'rpx'}"></image>
						</navigator>
					</view>
				</view>
			</view>
		</view>
		

	</view>
</template>

<script>
	import MySearch from "@/components/my-search.vue"
	export default {
		data() {
			return {
				swiperList:[],//轮播图的数据列表
				
				navList:[],//分类导航的数据列表
				
				floorList:[]//楼层的数据列表
			};
		},
		components:{MySearch},
		onLoad(){
			// 调用方法 获取轮播图数据
			this.getSwiperList()
			this.getNavList()
			// 在 onLoad 中调用获取楼层数据的方法
			this.getFloorList()
		},
		methods:{
			async getSwiperList(){
				const {data:res}=await uni.$http.get('/api/public/v1/home/swiperdata')
				if(res.meta.status!=200) {
					return uni.$showMsg()
				}
				this.swiperList=res.message;
			},
			async getNavList(){
				const {data:res}=await uni.$http.get('/api/public/v1/home/catitems');
				if(res.meta.status!=200){return uni.$showMsg()}
				this.navList=res.message;
			},
			// nav-item 项被点击时候的事件处理函数
			navClickHandler(item){
				if(item.name==='分类'){
					uni.switchTab({
						url:'/pages/cate/cate'
					})
				}
			},
			// 定义获取楼层列表数据的方法
			async getFloorList(){
				const {data:res}=await uni.$http.get('/api/public/v1/home/floordata');
				if(res.meta.status!=200){
					return uni.$showMsg()
				}
				res.message.forEach((floor)=>{
					floor.product_list.forEach(prod=>{
						prod.url='/subpkg/goods_list/goods_list?'+ prod.navigator_url.split('?')[1]
					})
				})
				this.floorList=res.message
			},
			gotoSearch(){
				uni.navigateTo({
					url:'/subpkg/search/search'
				})
			},
			
		}
	}
</script>

<style lang="scss">
.search-box{
	// 设置定位效果为“吸顶”
	position: sticky;
	top: 0;
	// 提高层级，防止被轮播图覆盖
	z-index: 999;
}
swiper{
	height: 330rpx;
	.swiper-item,image{
		height: 100%;
		width: 100%;
	}
}
.nav-list{
	display: flex;
	justify-content: space-around;
	margin: 15px 0;
	.nav-item{
		.nav-img{
			width: 128rpx;
			height: 140rpx;
		}
	}
}
.floor-title{
	width: 100%;
	height: 60rpx;
	
}
.floor-img-box{
	display: flex;
	padding-left: 10rpx;
}
.right-img-box{
	display: flex;
	flex-wrap: wrap;
	justify-content: space-around;
}
</style>
